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A photon is scattered 60.0° during a collision with an electron, which is initially at rest and gains a speed of 6.00× 106 m/s during the collision. Find the wavelength of the photon before the collision.
Write down an expression for the efficiency of the air cart bumper in terms of the initial and final kinetic energy of the cart. What defines a collision as elastic or inelastic.
To what angle beta can the sculpture be tipped.
the speed of light in a certain material is measured to be 2.2*10^8 m/s. what is the index of refraction of this material
A hypothertical 30 cm long arm. For the purposes of answering this question assume that the arm itself is weightless. what is the maximum mass that can be held in the hand if the muscle is attached 2 cm from the bleow
Light travels at about 0.75c in water. What's the wavelength in water of light whose wavelength in vacuum is 664nm
An electron of kinetic energy 1.56 keV circles in a plane perpendicular to a uniform magnetic field. The orbit radius is 21.8 cm. determine the circling frequency
A baseball approaches home plate at a speed of 46.0 m/s, moving horizontally just before being hit by a bat. What is the average vector force the ball exerts on the bat during their interaction
Each plate of a parallel-plate capacitor is a square of side 0.0339 m and the plates are separated by 0.407 × 10-3 m. Find the electric field strength inside the capacitor
A loop of diameter 15 cm is placed in a uniform electric field of magnitude 6.0 102 N/C. (a) What is the electric flux through the loop when the electric field is perpendicular to the plane of the loop? N·m2/C.
A 6 kg block slides along a frictionless horizontal surface. The block is acted on by two forces, a 4.5 N force to the left, and a 7.5 N force to the right. At what rate is the 4.5 N force doing work on the block at the instant when its speed is 4..
The leg and cast weigh 220 N, with the center of mass as indicated by the blue arrow in the diagram. The counterbalance w1 weighs 135 N. find the weight w2 and the angle α needed so that no force is exerted on the hip joint by the leg plus cast.
A 250 kV power transmission line carrying 500 A is hung from grounded metal towers by ceramic insulators, What fraction of the power carried by the line is this
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